"This is the level of quality that other plugins should aspire to."

"I've written the billing interface for all of the mobile games we've shipped to date, and it's a pain. Unibill completely removed all need to even think about platform-specific APIs from our game. We're shipping with it to a lot of users and have no complaints. It's also one of the few plugins that plays nice with our own Android and iOS plugins. Not only that, support from the developer has been super fast and awesome."